Etymology Explorer › English

Where does “Fitzgerald” come from?

Fitzgerald (English) comes from English Fitz-, from Anglo-Norman fitz, from Old Irish du-, from Sicilian di, from Latin dē, from Latin post, from Latin poste, from Proto-Italic posti — afterwards, post; by, at.

Ancestry of “Fitzgerald”, step by step

StepLanguageWordMeaning
1EnglishFitz-Son of; especially used for the illegitimate sons...
2Anglo-NormanfitzAlternative form of filz
3Old Irishdu-—
4Siciliandi—
5Latindē—
6Latinpostbehind; after, since, besides, except; behind,...
7Latinposteablative singular of postis
8Proto-Italicposti—
9Proto-Indo-Europeanpósti—
10Proto-Indo-Europeanpósafterwards, post; by, at

Words derived from “Fitzgerald”

  • Fitzgeraldian
Every word from Proto-Indo-European pós →